A bristle is a stiff

hair Hair is a protein filament that grows from follicles found in the dermis. Hair is one of the defining characteristics of mammals. The human body, apart from areas of glabrous skin, is covered in follicles which produce thick terminal and f ...

feather Feathers are epidermal growths that form a distinctive outer covering, or plumage, on both avian (bird) and some non-avian dinosaurs and other archosaurs. They are the most complex integumentary structures found in vertebrates and a premier ...

(natural or artificial), either on an animal, such as a pig, a plant, or on a tool such as a

brush A brush is a common tool with bristles, wire or other filaments. It generally consists of a handle or block to which filaments are affixed in either a parallel or perpendicular orientation, depending on the way the brush is to be gripped durin ...

broom A broom (also known in some forms as a broomstick) is a cleaning tool consisting of usually stiff fibers (often made of materials such as plastic, hair, or corn husks) attached to, and roughly parallel to, a cylindrical handle, the broomstick. I ...

Synthetic types

Synthetic materials such as

nylon Nylon is a generic designation for a family of synthetic polymers composed of polyamides ( repeating units linked by amide links).The polyamides may be aliphatic or semi-aromatic. Nylon is a silk-like thermoplastic, generally made from petro ...

are also used to make bristles in items such as brooms and sweepers. Bristles are often used to make

brushes A brush is a common tool with bristles, wire or other filaments. It generally consists of a handle or block to which filaments are affixed in either a parallel or perpendicular orientation, depending on the way the brush is to be gripped durin ...

for cleaning purposes, as they are strongly abrasive; common examples include the

toothbrush A toothbrush is an oral hygiene tool used to clean the teeth, gums, and tongue. It consists of a head of tightly clustered bristles, atop of which toothpaste can be applied, mounted on a handle which facilitates the cleaning of hard-to-reach ar ...

and

toilet brush A toilet brush is a tool for cleaning a toilet bowl. Generally the toilet brush is used with toilet cleaner or bleach. The toilet brush can be used to clean the upper area of the toilet, around the bowl. However, it cannot be used to clean very ...

. The bristle brush and the scrub brush are common household cleaning tools, often used to remove dirt or grease from pots and pans. Bristles are also used on brushes other than for cleaning, notably paintbrushes. Bristles are distinguished as ''

flagged Flagging may refer to: *Running out of time on a chess clock *Flagging (tape) Flagging is a coloured non-adhesive tape used in marking objects. It is commonly made of PVC or vinyl, though wood fibre cellulose-based biodegradable flagging also ex ...

'' (split, bushy ends) or ''unflagged;'' these are also known as ''

flocked Flocking is the process of depositing many small fiber particles (called flock) onto a surface. It can also refer to the texture produced by the process, or to any material used primarily for its flocked surface. Flocking of an article can be per ...

'' or ''unflocked'' bristles. In cleaning applications, flagged bristles are suited for dry cleaning (due to picking up dust better than unflagged), and unflagged suited for wet cleaning (due to flagged ends becoming dirty and matted when wet). In painting, flagged bristles yield more even application.''Old-House Journal,'' May 1986
p. 171
/ref>

Natural types

Bristles are found on

pig The pig (''Sus domesticus''), often called swine, hog, or domestic pig when distinguishing from other members of the genus '' Sus'', is an omnivorous, domesticated, even-toed, hoofed mammal. It is variously considered a subspecies of ''Sus ...

breeds, instead of fur. Because the density is less than with fur, pigs are vulnerable to

sunburn Sunburn is a form of radiation burn that affects living tissue, such as skin, that results from an overexposure to ultraviolet (UV) radiation, usually from the Sun. Common symptoms in humans and animals include: red or reddish skin that is ho ...

. One breed, the

Tamworth pig The Tamworth, also known as Sandy Back and Tam, is a breed of domestic pig originating in its namesake Tamworth, Staffordshire, United Kingdom. It is among the oldest of pig breeds, but as with many older breeds of livestock, it is not well su ...

, is endowed with a very dense bristle structure such that sunburn damage to skin is minimized. Animals named for their bristles include

bristlebird The bristlebirds are a family of passerine birds, Dasyornithidae. There are three species in one genus, ''Dasyornis''. The family is endemic to the south-east coast and south-west corner of Australia.Del Hoyo, J.; Elliot, A. & Christie D. (edit ...

s, the

bristle-thighed curlew The bristle-thighed curlew (''Numenius tahitiensis'') is a medium-sized shorebird that breeds in Alaska and winters on tropical Pacific islands. It is known in Mangareva as ''kivi'' or ''kivikivi'' and in Rakahanga as ''kihi''; it is said to be ...

, the bristle-spined porcupine, and the Trinity bristle snail. Bristles also anchor worms to the soil to help them move.

References

External links

Types of Bristle Materials Used for Brushes
{{Commons category, Bristle Animal hair

Synthetic types

Natural types

See also

References

External links